Daniel T. Ksepka received his Ph.D. from Columbia University through the American Museum of Natural History joint fellowship program in 2007. His research centers on avian evolution with a particular interest in penguins, and he has authored or coauthored papers describing 10 newly discovered species of birds. He is currently a postdoctoral fellow at the National Evolutionary Synthesis Center in Durham, NC. E-mail: ksepka at nescent dot org